4201993 has 4 divisors (see below), whose sum is σ = 4261248. Its totient is φ = 4142740.

The previous prime is 4201969. The next prime is 4202017. The reversal of 4201993 is 3991024.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (4201969) and next prime (4202017).

It is a cyclic number.

It is not a de Polignac number, because 4201993 - 2⁵ = 4201961 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4201933) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29521 + ... + 29662.

It is an arithmetic number, because the mean of its divisors is an integer number (1065312).

Almost surely, 2^4201993 is an apocalyptic number.

It is an amenable number.

4201993 is a deficient number, since it is larger than the sum of its proper divisors (59255).

4201993 is an equidigital number, since it uses as much as digits as its factorization.

4201993 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59254.

The product of its (nonzero) digits is 1944, while the sum is 28.

The square root of 4201993 is about 2049.8763377336. The cubic root of 4201993 is about 161.3683809104.

The spelling of 4201993 in words is "four million, two hundred one thousand, nine hundred ninety-three".